Fix offenses to non-production code

- Lint/AmbiguousBlockAssociation
- Lint/AmbiguousOperatorPrecedence
- Lint/EmptyBlock
- Lint/RedundantSplatExpansion
- Lint/RedundantStringCoercion
- Lint/SymbolConversion
- Lint/UnusedBlockArgument
- Style/BlockDelimiters
- Style/CommentAnnotation
- Style/EachForSimpleLoop
- Style/EmptyMethod
- Style/ExpandPathArguments
- Style/FileWrite
- Style/GlobalStdStream (UNSAFE)
- Style/HashEachMethods (UNSAFE)
- Style/NestedParenthesizedCalls
- Style/NilComparison
- Style/NumericLiteralPrefix (manually fixed)
- Style/ParallelAssignment
- Style/PreferredHashMethods (UNSAFE)
- Style/RedundantInterpolation (UNSAFE)
- Style/RedundantParentheses (UNSAFE)
- Style/RegexpLiteral
- Style/RescueStandardError
- Style/SpecialGlobalVars (UNSAFE)
- Style/SymbolProc (UNSAFE)
- Style/ZeroLengthPredicate (UNSAFE)

1 files changed, 2 insertions, 2 deletions

diff --git a/test/workbook/worksheet/tc_comments.rb b/test/workbook/worksheet/tc_comments.rb
index 276dd3b0..cb2e3741 100644
--- a/test/workbook/worksheet/tc_comments.rb
+++ b/test/workbook/worksheet/tc_comments.rb
@@ -16,7 +16,7 @@ class TestComments < Test::Unit::TestCase
 
   def test_add_comment
     assert_equal(@ws.comments.size, 2)
-    assert_raise(ArgumentError) { @ws.comments.add_comment() }
+    assert_raise(ArgumentError) { @ws.comments.add_comment }
     assert_raise(ArgumentError) { @ws.comments.add_comment(:text => 'Yes We Can', :ref => 'A1') }
     assert_raise(ArgumentError) { @ws.comments.add_comment(:author => 'bob', :ref => 'A1') }
     assert_raise(ArgumentError) { @ws.comments.add_comment(:author => 'bob', :text => 'Yes We Can') }
@@ -49,7 +49,7 @@ class TestComments < Test::Unit::TestCase
     end
     assert_equal(0, errors.length)
 
-    # TODO figure out why these xpath expressions dont work!
+    # TODO: figure out why these xpath expressions dont work!
     # assert(doc.xpath("//comments"))
     # assert_equal(doc.xpath("//xmlns:author").size, @ws.comments.authors.size)
     # assert_equal(doc.xpath("//comment").size, @ws.comments.size)